22012255101 has 16 divisors (see below), whose sum is σ = 30166015680. Its totient is φ = 14272072320.

The previous prime is 22012255099. The next prime is 22012255147. The reversal of 22012255101 is 10155221022.

It is not a de Polignac number, because 22012255101 - 2¹ = 22012255099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012255151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659475 + ... + 692048.

It is an arithmetic number, because the mean of its divisors is an integer number (1885375980).

Almost surely, 2^22012255101 is an apocalyptic number.

It is an amenable number.

22012255101 is a deficient number, since it is larger than the sum of its proper divisors (8153760579).

22012255101 is a wasteful number, since it uses less digits than its factorization.

22012255101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351676.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 22012255101 its reverse (10155221022), we get a palindrome (32167476123).

The spelling of 22012255101 in words is "twenty-two billion, twelve million, two hundred fifty-five thousand, one hundred one".